This remote dog training collar is an intuitive system with a compact design for dogs 10 lbs and up. This affordable unit includes a waterproof collar receiver and a range of 500 yards. Let your dog enjoy the wettest conditions from 3 football fields away. With the system’s 5-stage shock/vibration and standard tone, it’s perfect for improving dog compliance around home, garden or lake. Simple, ergonomic design, one button per stimulus, no mode buttons for faster correction. Quick pairing process and easy. Save power when not in use to extend battery life. Reinforce and secure conductive plastic contact points . Collar size: suitable for small, medium and large dogs and puppies. 15 pounds or more. Durable, adjustable nylon collar from 14 to 27 inches in length. Uses: Our collars can be used for many purposes. Some examples are: basic dog obedience, hunting, digging, aggression, barking, jumping and running. Water Capacity: Waterproof Receiver Collar. Range: 300 to 500 meters.